CN214974432U - Impact type sand making crusher - Google Patents
Impact type sand making crusher Download PDFInfo
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- CN214974432U CN214974432U CN202121658472.8U CN202121658472U CN214974432U CN 214974432 U CN214974432 U CN 214974432U CN 202121658472 U CN202121658472 U CN 202121658472U CN 214974432 U CN214974432 U CN 214974432U
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- counterattack
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- 239000004576 sand Substances 0.000 title claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 230000008859 change Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 14
- 241000251131 Sphyrna Species 0.000 description 12
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model discloses a counterattack type sand making crusher, which comprises a whole machine casing, wherein a central rotor, a sieve plate and a retaining ring are arranged in the whole machine casing, pan feeding mouth, first counterattack frame and second counterattack frame, the equipartition is equipped with a plurality of counterattack board below first counterattack frame and the second counterattack frame, complete machine casing medial surface equipartition is equipped with a plurality of backplate, the center rotor includes the main shaft, be equipped with two rotor backplate on the main shaft, be equipped with eight thick round steel plates on the main shaft and be located between the rotor backplate, eight thick round steel plate lateral surface equipartition are equipped with four group's hammering structure, every group hammering mechanism includes all the hammer handle that is equipped with between the adjacent thick round steel plate and between thick round steel plate and the rotor backplate, hammer handle side is equipped with the tup through the connection of fastening bolt nut, be equipped with the reinforcing plate between first counterattack frame and the complete machine casing inner wall, complete machine casing lateral surface is equipped with drive center rotor pivoted V belt drive. The utility model has the advantages that: the optimum circumference of the central rotor and the number of hammers improve productivity and service life.
Description
Technical Field
The utility model relates to a rubble system sand machinery technical field specifically indicates a counterattack formula system sand breaker.
Background
Impact crushers, referred to in the industry as impact crushers, are commonly used in stone crushing operations and are often found in mine sandstone material plants. In recent years, thanks to the continuous progress of mining machinery technology, the impact crusher is further designed integrally, can change the discharge granularity by adjusting the size of a discharge port, is used for crushing stones and is also commonly used for sand making operation of various stones, the treatment range is widened continuously, and the processing capacity is enhanced gradually.
The crushing principle of the impact crusher is that a hammer head which rotates rapidly collides with materials, so that the materials are finally changed into particles with required sizes after multiple times of collision and impact. That is to say the peripheral speed of the central rotor in a counterattack crusher determines the size and production capacity of the product particles of the crusher. When the circumferential speed of the central rotor becomes fast, the crushing capacity of the crusher is improved, the product particles become small, and the crushing speed of the material after entering the crushing cavity is accelerated. The diameter of the central rotor determines the number of hammers, and the smaller the diameter of the central rotor is, the corresponding reduction in the number of hammers is achieved, how is the highest productivity? To be solved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to solve above-mentioned problem, provide a best circumference of central rotor and the number productivity gain's of tup reaction formula system sand breaker.
In order to solve the technical problem, the utility model provides a technical scheme does: a counterattack type sand making crusher comprises a whole machine shell, wherein a central rotor is arranged in the whole machine shell, a sieve plate and a guard ring are arranged on the inner bottom surface of the whole machine shell and below the central rotor, the guard ring is arranged below the sieve plate, a feeding hole is formed in the upper surface of the whole machine shell, access doors are arranged on the four side surfaces of the whole machine shell, a first counterattack frame is arranged on the inner upper side surface of the whole machine shell and close to the feeding hole, a second counterattack frame is arranged on the inner upper side surface of the whole machine shell and below the first counterattack frame, counterattack frame position adjusting devices are arranged on the outer side surface of the whole machine shell and respectively correspond to the first counterattack frame and the second counterattack frame, the counterattack frame position adjusting devices are respectively and fixedly connected with the adjacent first counterattack frame and the second counterattack frame, a plurality of counterattack plates are uniformly distributed below the first counterattack frame and the second counterattack frame, blind holes are arranged in the middles of the front surfaces of the counterattack plates, the utility model discloses a hammer mechanism, including impact plate, rotor backplate, hammer handle, reinforcing plate, hammer handle, first impact frame, whole machine casing, protection shield, rotor, hammer handle, hammer head, first impact frame, whole machine casing inner wall, whole machine casing lateral surface, the front both sides department of impact plate all is equipped with the protection shield, the medial surface equipartition of whole machine casing is equipped with a plurality of backplate, the mutual in close contact with of backplate, central rotor includes the main shaft, be equipped with two rotor backplate on the main shaft, just be located and be equipped with eight thick round steel plates between the rotor backplate on the main shaft, eight thick round steel plate lateral surface equipartitions are equipped with four groups of hammering structures, and every group hammering mechanism includes the hammer handle that all is equipped with between the adjacent thick round steel plate and between thick round steel plate and the rotor backplate, a hammer handle side is equipped with the tup through fastening bolt nut connection, be equipped with the reinforcing plate between first impact frame and the whole machine casing inner wall, whole machine casing lateral surface is equipped with drive central rotor pivoted V belt drive.
Compared with the prior art, the utility model the advantage lie in: the hammerhead is one of the parts which are most easily worn, the hammerhead in the product of the utility model is fixed on the central rotor through the hammer handle, the main quality requirements of the hammerhead are wear resistance and impact resistance, and the good wear resistance and impact resistance can increase the service life of the hammerhead, thereby shortening the shutdown maintenance time of the crusher caused by damage of the hammerhead, improving the utilization rate of the product of the utility model, and reducing the maintenance cost of the hammerhead to a certain extent; when materials enter from the feed inlet and collide under the action of the hammer, the whole machine shell on one side of the first impact frame and the second impact frame is firstly impacted by the materials impacted by the hammer, and the impact force causes the whole machine shell to locally deform, so that a reinforcing plate is welded at the installation position of the first impact frame and the second impact frame to improve the strength of the whole machine shell.
As an improvement, a first mounting hole is formed in one side face of the hammer handle, a second mounting hole is formed in the position, corresponding to the first mounting hole, of the thick round steel plate, and bolts and nuts are arranged between the rotor guard plates and penetrate through the first mounting hole and the second mounting hole.
As an improvement, the rotating speed of the central rotor is 750r/min, and the peripheral speed of the central rotor is 15-40 m/s in general during coarse crushing. During fine crushing, the peripheral speed of the central rotor is 40-80 m/s. If the peripheral speed of the center rotor of the impact crusher is 35m/s, the rotating speed of the center rotor is as follows:
and according to the calculation result, selecting the rotation speed of the central rotor to be 750 r/min. Wherein D (mm) is the central rotor diameter; v (m/s) is the central rotor peripheral speed.
As an improvement, the impact frame position adjusting device consists of a screw rod, a screw rod sleeve, a spring guide rod, a spring support, a spring and a disc-shaped spring, is arranged at the rear end of the impact frame, and can change the position of the screw rod by rotating a nut, so that the gap between the first impact frame and the hammer head and the gap between the second impact frame and the hammer head are changed.
Drawings
Fig. 1 is a schematic front view of the impact sand-making crusher of the present invention.
Fig. 2 is a schematic diagram of the central rotor structure of the impact sand-making crusher of the present invention.
Fig. 3 is a schematic view of the external main view structure of the impact sand-making crusher of the present invention.
Fig. 4 is a schematic view of the structure of the impact plate of the impact type sand making crusher of the present invention.
As shown in the figure: 1. the whole machine comprises a machine shell, 2, a central rotor, 3, a bolt and nut, 4, a sieve plate, 5, a guard ring, 6, a feeding port, 7, an access door, 8, a first counterattack frame, 9, a second counterattack frame, 10, a counterattack frame position adjusting device, 11, a counterattack plate, 12, a blind hole, 13, a protection plate, 14, a protection plate, 15, a main shaft, 16, a rotor protection plate, 17, a thick round steel plate, 18, a hammering structure, 20, a hammer handle, 21, a fastening bolt and nut, 22, a hammer head, 23, a reinforcing plate, 24 and V belt transmission.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to the attached drawings 1, 2, 3 and 4, the impact sand making crusher comprises a whole machine casing 1, wherein a central rotor 2 is arranged in the whole machine casing 1, a sieve plate 4 and a guard ring 5 are arranged on the inner bottom surface of the whole machine casing 1 and below the central rotor 2, the guard ring 5 is arranged below the sieve plate 4, a feeding port 6 is arranged on the whole machine casing 1, access doors 7 are arranged on four side surfaces of the whole machine casing 1, a first impact frame 8 is arranged on the inner upper side surface of the whole machine casing 1 and close to the feeding port 6, a second impact frame 9 is arranged on the inner upper side surface of the whole machine casing 1 and below the first impact frame 8, an impact frame position adjusting device 10 is arranged on the outer side surface of the whole machine casing 1 and respectively corresponding to the first impact frame 8 and the second impact frame 9, the impact frame position adjusting device 10 is respectively fixedly connected with the adjacent first impact frame 8 and the second impact frame 9, a plurality of impact plates 11 are uniformly distributed below the first impact frame 8 and the second impact frame 9, a blind hole 12 is formed in the middle of the front surface of each impact plate 11, protection plates 13 are respectively arranged on two sides of the front surface of each impact plate 11, a plurality of protection plates 14 are uniformly distributed on the inner side surface of the whole machine casing 1, the protection plates 14 are mutually in close contact with each other, the central rotor 2 comprises a main shaft 15, two rotor protection plates 16 are arranged on the main shaft 15, eight thick round steel plates 17 are arranged on the main shaft 15 and between the rotor protection plates 16, four groups of hammering structures 18 are uniformly distributed on the outer side surfaces of the eight thick round steel plates 17, each group of hammering mechanisms 18 comprises hammer handles 20 which are arranged between the adjacent thick round steel plates 17 and between the thick round steel plates 17 and the rotor protection plates 16, a side surface of each hammer handle 20 is connected with a hammer 22 through fastening bolt and nuts 21, and reinforcing plates 23 are arranged between the first impact frame 8 and the inner wall of the whole machine casing 1, and a V-belt transmission 24 for driving the central rotor 2 to rotate is arranged on the outer side surface of the whole machine shell 1.
A first mounting hole is formed in one side face of the hammer handle 20, a second mounting hole is formed in the position, corresponding to the first mounting hole, of the thick round steel plate 17, and a bolt and a nut 3 are arranged between the rotor guard plates 16 and penetrate through the first mounting hole and the second mounting hole.
The rotating speed of the central rotor 2 is 750 r/min.
The impact frame position adjusting device 10 is composed of a screw rod, a screw rod sleeve, a spring guide rod, a spring support, a spring and a disc spring, is arranged at the rear end of the impact frame, and can change the position of the screw rod by rotating a nut.
The utility model discloses when concrete implementation, the material gets into in the complete machine casing 1, and through tup 22 and first 8 and the broken back of many times impact of second counterattack frame 9, get into in the 1 lower extreme of complete machine casing, the material takes place the grinding with sieve 4 this moment, makes the material produce the breakage once more, and the material is repeated above process once more, and when the material particle size after the breakage is less than tup 22 and first 8 and the clearance between the second counterattack frame 9, just discharge from sieve 4.
The hammerhead 22 is one of the parts which are most easily worn, the hammerhead 22 in the product of the utility model is fixed on the central rotor 2 through the hammer handle 20, the main quality requirements of the hammerhead 22 are wear resistance and impact resistance, and the service life of the hammerhead 22 can be prolonged by good wear resistance and impact resistance, thereby shortening the shutdown maintenance time of the crusher caused by damage of the hammerhead 22, improving the utilization rate of the product of the utility model, and reducing the maintenance cost of the hammerhead 22 to a certain extent; when materials enter from the feeding hole and collide under the action of the hammer 22, the whole machine shell 1 on one side where the first 8 and the second impact frame 9 are installed is firstly impacted by the materials impacted by the hammer 22, and the impact force enables the whole machine shell 1 to be locally deformed, so that in order to improve the strength of the whole machine shell, a reinforcing plate 23 is welded at the installation positions of the first 8 and the second impact frame 9; the number of the hammers 22 is determined by the diameter of the central rotor 2, and the smaller the diameter of the central rotor 2 is, the smaller the number of the hammers 22 is; when the diameter D of the central rotor 5 is less than or equal to 1000mm, three or four groups of four hammers can be selected, and each group has four hammers; when the material is hard, smash than big, the tup group number can be a lot of, then according to the utility model provides an experience gets tup group number and is 4 groups.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (4)
1. The utility model provides a counterattack formula system sand breaker, includes complete machine casing, its characterized in that: the whole machine is characterized in that a central rotor is arranged in a whole machine shell, a sieve plate and a guard ring are arranged on the bottom surface in the whole machine shell and below the central rotor, the guard ring is arranged below the sieve plate, a feeding hole is formed in the whole machine shell, access doors are arranged on the four side surfaces of the whole machine shell, a first counterattack frame is arranged on the upper side surface in the whole machine shell and close to the feeding hole, a second counterattack frame is arranged on the upper side surface in the whole machine shell and below the first counterattack frame, counterattack frame position adjusting devices are arranged on the outer side surface of the whole machine shell and respectively correspond to the first counterattack frame and the second counterattack frame, the counterattack frame position adjusting devices are respectively and fixedly connected with the adjacent first counterattack frame and the second counterattack frame, a plurality of counterattack plates are uniformly arranged below the first counterattack frame and the second counterattack frame, a blind hole is formed in the middle of the front surface of each counterattack plate, and protection plates are arranged on two sides of the front surface of each counterattack plate, the novel hammer is characterized in that a plurality of guard plates are uniformly distributed on the inner side surface of the complete machine shell, the guard plates are in close contact with each other, the central rotor comprises a main shaft, two rotor guard plates are arranged on the main shaft, eight thick round steel plates are arranged on the main shaft and located between the rotor guard plates, four groups of hammering structures are uniformly distributed on the outer side surfaces of the eight thick round steel plates, each group of hammering mechanisms comprises hammer handles which are arranged between the adjacent thick round steel plates and between the thick round steel plates and the rotor guard plates, one side surface of each hammer handle is connected with a hammer head through fastening bolts and nuts, reinforcing plates are arranged between the first counterattack frame and the inner wall of the complete machine shell, and the outer side surface of the complete machine shell is provided with V-belt transmission for driving the central rotor to rotate.
2. An impact sand crusher according to claim 1, characterized in that: a first mounting hole is formed in one side face of the hammer handle, a second mounting hole is formed in the position, corresponding to the first mounting hole, of the thick round steel plate, and a bolt and a nut are arranged between the rotor guard plates and penetrate through the first mounting hole and the second mounting hole.
3. An impact sand crusher according to claim 1, characterized in that: the rotating speed of the central rotor is 750 r/min.
4. An impact sand crusher according to claim 1, characterized in that: the impact frame position adjusting device is composed of a screw rod, a screw rod sleeve, a spring guide rod, a spring support, a spring and a disc-shaped spring, is arranged at the rear end of the impact frame, and can change the position of the screw rod by rotating a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121658472.8U CN214974432U (en) | 2021-07-21 | 2021-07-21 | Impact type sand making crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121658472.8U CN214974432U (en) | 2021-07-21 | 2021-07-21 | Impact type sand making crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214974432U true CN214974432U (en) | 2021-12-03 |
Family
ID=79123627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121658472.8U Expired - Fee Related CN214974432U (en) | 2021-07-21 | 2021-07-21 | Impact type sand making crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214974432U (en) |
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2021
- 2021-07-21 CN CN202121658472.8U patent/CN214974432U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |